/*
 * JSON-RPC-Client, a Java client extension to JSON-RPC-Java
 *
 * (C) Copyright CodeBistro 2007, Sasha Ovsankin <sasha@codebistro.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package org.codebistro.jsonrpc;

import org.json.JSONObject;

/** 
 * Transport session. May have state associated with it. 
 * */
public interface Session {
	/**
	 * Synchronously send JSON message and receive the result
	 * 
	 * @param message A JSON message to send
	 * @return the JSON result message
	 */
	JSONObject sendAndReceive(JSONObject message);
	
	/**
	 * Close the session and release the resources if neccessary
	 */
	void close();
}
